{"id":1090,"date":"2024-09-17T17:27:54","date_gmt":"2024-09-17T15:27:54","guid":{"rendered":"https:\/\/wirail.it\/wi-node-k\/"},"modified":"2024-09-20T15:54:24","modified_gmt":"2024-09-20T13:54:24","slug":"wi-node-k","status":"publish","type":"page","link":"https:\/\/wirail.it\/en\/wirail\/wi-node-k\/","title":{"rendered":"Wi-Node K"},"content":{"rendered":"[vc_row type=&#8221;full_width_background&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;70px&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; top_padding=&#8221;50px&#8221; bottom_padding=&#8221;50px&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; overflow=&#8221;visible&#8221; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; 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column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/2&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h3>Wi-Node K<\/h3>\n<p>Self-powered wireless device with kinetic energy harvester for freight train pressure monitoring[\/vc_column_text][image_with_animation image_url=&#8221;848&#8243; image_size=&#8221;full&#8221; animation_type=&#8221;entrance&#8221; animation=&#8221;None&#8221; animation_movement_type=&#8221;transform_y&#8221; hover_animation=&#8221;none&#8221; alignment=&#8221;center&#8221; border_radius=&#8221;none&#8221; box_shadow=&#8221;none&#8221; image_loading=&#8221;default&#8221; max_width=&#8221;100%&#8221; max_width_mobile=&#8221;default&#8221;][divider line_type=&#8221;No Line&#8221; custom_height=&#8221;50px&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h4>Features and usage<\/h4>\n<ul>\n<li>Freight train brake system pressure monitoring<\/li>\n<li>Weighing valve pressure for load monitoring<\/li>\n<li>Temperature monitoring<\/li>\n<li>Patented energy harvester generator (EU-USA-CN)<\/li>\n<li>Pressure sensor G1\/4\u2019\u2019 0-10 bar<\/li>\n<li>Wireless connection to Wi-Master or Wi-Node for data transfer<\/li>\n<li>Simple and cable-free installation on pipes or valves<\/li>\n<li>BLE, RF connection<\/li>\n<li>Kinetic energy harvester for self-powering of the node<\/li>\n<li>Minimum maintenance<\/li>\n<\/ul>\n[\/vc_column_text][divider line_type=&#8221;Full Width Line&#8221; line_thickness=&#8221;1&#8243; divider_color=&#8221;extra-color-3&#8243; animate=&#8221;yes&#8221; custom_height=&#8221;100px&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<h4>Technical Specification<\/h4>\n<p>&nbsp;<\/p>\n<div style=\"overflow-x: auto;\">\n<table>\n<tbody>\n<tr>\n<td><strong>RF<\/strong><\/td>\n<td>Sub-GHz radio transceiver (standard 868 MHz or 915 MHz)<\/td>\n<td>Low power, high reliability and communication distance<\/td>\n<\/tr>\n<tr>\n<td><strong>Energy Harvester<\/strong><\/td>\n<td>Tunable frequency<\/td>\n<td>Maximum power: 32mW @0.5g<\/td>\n<\/tr>\n<tr>\n<td><strong>Pressure sensor<\/strong><\/td>\n<td>I2C communication, G1\/4\u2019\u2019 standard connector, Sampling up to 100 Hz<\/td>\n<td>Measurement: 0-10 bar<br \/>\nFailure pressure: 20 bar<br \/>\nConsumption: 0.6 mA active, 0.1 \u03bcA sleep<\/td>\n<\/tr>\n<tr>\n<td><strong>Temperature sensor<\/strong><\/td>\n<td>Integrated with pressure sensor<\/td>\n<td>Measurement: -40 to +85 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td><b>Auxiliary<\/b> <b>battery<\/b><\/td>\n<td>Li-Ion rechargeable battery<\/td>\n<td>Recharged by energy harvester<\/td>\n<\/tr>\n<tr>\n<td><strong>Microcontroller<\/strong><\/td>\n<td>Ultra-low-power 32-bit MCU ARM\u00ae-based Cortex\u00ae-M3<\/td>\n<td>128KB Flash, 16KB SRAM, 4KB EEPROM, LCD, USB, ADC, DAC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n[\/vc_column_text][\/vc_column][\/vc_row][vc_row type=&#8221;full_width_background&#8221; 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